#172677#172677

#172677 is a dark, vivid blue. Relative luminance 0.029; OKLCH L 31.7% C 0.139 H 268.6°. Best body text is #FFFFFF at 13.29:1 contrast (WCAG AA passes).

Color values

HEX	#172677
RGB	rgb(23, 38, 119)
HSL	hsl(231, 68%, 28%)
HSV	hsv(231, 81%, 47%)
CMYK	cmyk(80.7%, 68.1%, 0%, 53.3%)
CIE-LAB	lab(19.64, 25.58, -47.87)
CIE-LCH	lch(19.64, 54.27, 298.12°)
OKLab	oklab(31.73% -0.0034 -0.1385)
OKLCH	oklch(31.73% 0.139 268.6)
XYZ	xyz(4.3751, 2.8998, 17.7783)
Luminance	0.0290 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#172677 #776817

analogous

#175677 #172677 #381777

triadic

#172677 #771726 #267717

tetradic

#172677 #771756 #776817 #177738

square

#172677 #771756 #776817 #177738

split-complementary

#172677 #773817 #567717

monochromatic

#05081A #0D1644 #172677 #2136AA #314BD7

Accessibility & contrast

On white

13.29

#172677 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.58

#172677 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #172677

13.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##172677	#FFFFFF	#000000	##FFFFFF
##172677	1.00	13.29	1.58	13.29
#FFFFFF	13.29	1.00	21.00	1.00
#000000	1.58	21.00	1.00	21.00
##FFFFFF	13.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00347A

Deuteranopia (green-blind)

#002B75

Tritanopia (blue-blind)

#003C4B

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #172677;
/* rgb */ color: rgb(23, 38, 119);
/* oklch */ color: oklch(31.7% 0.139 268.6);

Tailwind

colors: {
  custom: {
    50: '#66609f',
    500: '#172677',
    950: '#000000',
  },
}

SCSS

$custom: #172677;
$custom-light: #66609f;
$custom-dark: #000000;

JSON

{
  "hex": "#172677",
  "rgb": {
    "r": 23,
    "g": 38,
    "b": 119
  },
  "hsl": {
    "h": 230.625,
    "s": 67.606,
    "l": 27.843
  },
  "oklch": {
    "l": 0.31734,
    "c": 0.13857,
    "h": 268.6
  },
  "luminance": 0.029
}

Semantic roles & 50–950 ramp

primary

#172677

secondary

#AC9B3E

accent

#CF3DEA

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#07040F

muted

#7A797E

Preview Lab

Preview with #172677

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →